(1)“瘦削的欧阳老师只穿一件白衬衫,衬衫紧裹着的他更显单薄。”你知道欧阳老师为什么这样做吗?
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(2)“以后的岁月里,我时时想起那一课。”作者为什么忘不了这节课?
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(3)“面对困难,许多人戴了放大镜,但和困难拼搏一番,你会觉得,困难不过如此!”联系上下文理解加线部分的意思。
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同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

